Online versions of college courses are attracting hundreds of thousands of students, millions of dollars in funding, and accolades from university administrators. Is this a fad, or is higher education about to get the overhaul it needs?

Google’s ambitious book-scanning program is foundering in the courts. Now a Harvard-led group is launching its own sweeping effort to put our literary heritage online. Will the Ivy League succeed where Silicon Valley failed?

Google’s Amit Singhal, one of this year’s TR10 innovators, is leading the search giant’s effort to master Real-Time Search. We asked him why Real-Time Search was important, and how Google sorted the wheat from the chaff.